org.hibernate.testing.cache.BaseRegion Maven / Gradle / Ivy
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
* See the lgpl.txt file in the root directory or .
*/
package org.hibernate.testing.cache;
import java.util.Collections;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import org.hibernate.cache.CacheException;
import org.hibernate.cache.spi.Region;
/**
* @author Strong Liu
*/
class BaseRegion implements Region {
private final CachingRegionFactory cachingRegionFactory;
private final String name;
protected final Map cache = new ConcurrentHashMap();
private static int timeout = Timestamper.ONE_MS * 60000; //60s
BaseRegion(CachingRegionFactory cachingRegionFactory, String name) {
this.cachingRegionFactory = cachingRegionFactory;
this.name = name;
}
@Override
public boolean contains(Object key) {
return key != null ? cache.containsKey( key ) : false;
}
public CachingRegionFactory getRegionFactory() {
return cachingRegionFactory;
}
@Override
public String getName() {
return name;
}
@Override
public void destroy() throws CacheException {
cache.clear();
}
@Override
public long getSizeInMemory() {
return -1;
}
@Override
public long getElementCountInMemory() {
return cache.size();
}
@Override
public long getElementCountOnDisk() {
return 0;
}
@Override
public Map toMap() {
return Collections.unmodifiableMap( cache );
}
@Override
public long nextTimestamp() {
return Timestamper.next();
}
@Override
public int getTimeout() {
return timeout;
}
}